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Recent questions in Engineering Mathematics

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241
Self doubt
How many simple directed (unweighted) graphs on the set of vertices {v0,v1,…v5} are there that have at most one edge between any pair of vertices? (That is, for two vertices a, b, only at most one of the edges (a, b) and (b, a) is in the graph.)
How many simple directed (unweighted) graphs on the set of vertices {v0,v1,…v5} are there that have at most one edge between any pair of vertices? (That is, for two ver...
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1 answer
243
Made Easy
What is meant by refinement that has been asked in this following question?
What is meant by refinement that has been asked in this following question?
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1 answer
244
#numbertheory
Prove that : In triangular series 1 = 1 1+2 = 3 1+2+3 = 6 1+2+3+4 = 10 ………….. Triangular number in 8n+1 always form perfect square .
Prove that :In triangular series1 = 11+2 = 31+2+3 = 61+2+3+4 = 10…………..Triangular number in 8n+1 always form perfect square .
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247
Need confirmation in a Hasse Diagram about Complement of an element in Lattice
Following hasse diagram is Lattice. Is it right that complement of b – c only and complement of c – b only ?
Following hasse diagram is Lattice. Is it right that complement of b – c only and complement of c – b only ?
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249
Probability | Geometric Distribution
Determine the geometric distribution for which the mean is 3 and variance is 4.
Determine the geometric distribution for which the mean is 3 and variance is 4.
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4 answers
252
Computer Science - UGC NET 2021 [ Question ID = 2353 ]
How many ways are there to assign 5 different jobs to 4 different employees if every employee is assigned at least 1 job ? 1024 625 240 20
How many ways are there to assign 5 different jobs to 4 different employees if every employee is assigned at least 1 job ?1024 625 240 20
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255
practice book gate
The number of linearly independent solutions of the system of equations is equal to A- 1 B- 2 C-3 D- 0
The number of linearly independent solutions of the system of equationsis equal toA- 1B- 2C-3D- 0
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256
practice book gate
the eigen values of the matrix are (a) (a+1), 0 (b) a, 0 (c) (a-1), 0 (d) 0, 0
the eigen values of the matrix are (a) (a+1), 0(b) a, 0(c) (a-1), 0(d) 0, 0
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